SELECT 
  cscart_products.*, 
  cscart_products.ebay_status, 
  cscart_products.ebay_template_id 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    309550, 309561, 309567, 309571, 309576, 
    309585, 309587, 309590
  )

Query time 0.00077

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "11.26"
    },
    "table": {
      "table_name": "cscart_products",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "product_id"
      ],
      "key_length": "3",
      "rows_examined_per_scan": 8,
      "rows_produced_per_join": 8,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "9.66",
        "eval_cost": "1.60",
        "prefix_cost": "11.26",
        "data_read_per_join": "62K"
      },
      "used_columns": [
        "product_id",
        "product_code",
        "product_type",
        "status",
        "company_id",
        "list_price",
        "amount",
        "weight",
        "length",
        "width",
        "height",
        "shipping_freight",
        "low_avail_limit",
        "timestamp",
        "updated_timestamp",
        "usergroup_ids",
        "is_edp",
        "edp_shipping",
        "unlimited_download",
        "tracking",
        "free_shipping",
        "zero_price_action",
        "is_pbp",
        "is_op",
        "is_oper",
        "is_returnable",
        "return_period",
        "avail_since",
        "out_of_stock_actions",
        "localization",
        "min_qty",
        "max_qty",
        "qty_step",
        "list_qty_count",
        "tax_ids",
        "age_verification",
        "age_limit",
        "options_type",
        "exceptions_type",
        "details_layout",
        "shipping_params",
        "facebook_obj_type",
        "parent_product_id",
        "buy_now_url",
        "master_product_id",
        "master_product_status",
        "master_product_offers_count",
        "prestashop_product_id",
        "prestashop_account_id",
        "prestashop_is_parent",
        "amz_condition",
        "amz_condition_note",
        "amz_product_id",
        "amz_product_id_type",
        "transfer_price",
        "tax_value",
        "ebay_template_id",
        "product_hash",
        "ebay_price",
        "package_type",
        "ebay_status",
        "ebay_override_price",
        "subscription_product",
        "interval",
        "interval_count",
        "ec_rfq_product_type",
        "ec_rfq_service_options"
      ],
      "attached_condition": "(`webmarco`.`cscart_products`.`product_id` in (309550,309561,309567,309571,309576,309585,309587,309590))"
    }
  }
}

Result

product_id product_code product_type status company_id list_price amount weight length width height shipping_freight low_avail_limit timestamp updated_timestamp usergroup_ids is_edp edp_shipping unlimited_download tracking free_shipping zero_price_action is_pbp is_op is_oper is_returnable return_period avail_since out_of_stock_actions localization min_qty max_qty qty_step list_qty_count tax_ids age_verification age_limit options_type exceptions_type details_layout shipping_params facebook_obj_type parent_product_id buy_now_url master_product_id master_product_status master_product_offers_count prestashop_product_id prestashop_account_id prestashop_is_parent amz_condition amz_condition_note amz_product_id amz_product_id_type transfer_price tax_value ebay_template_id product_hash ebay_price package_type ebay_status ebay_override_price subscription_product interval interval_count ec_rfq_product_type ec_rfq_service_options
309550 WM9182ME P A 613 25.90 1 0.000 0 0 0 0.00 0 1663834441 1693470515 0 N N N B N R N N N Y 10 0 N 0 0 0 0 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0 A 0 0 0 Y 0.00 0.00 0 3546697206 Letter N N day P
309561 WM8835FV P A 613 59.90 1 0.000 0 0 0 0.00 0 1663838932 1693471280 0 N N N B N R N N N Y 10 0 N 0 0 0 0 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0 A 0 0 0 Y 0.00 0.00 0 3086741156 Letter N N day P
309567 WM3258OT P A 613 16.50 1 0.000 0 0 0 0.00 0 1663840484 1693471281 0 N N N B N R N N N Y 10 0 N 0 0 0 0 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0 A 0 0 0 Y 0.00 0.00 0 1476224028 Letter N N day P
309571 WM3774ZX P A 613 14.90 0 0.000 0 0 0 0.00 0 1663841201 1693557186 0 N N N B N R N N N Y 10 0 N 0 0 0 0 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0 A 0 0 0 Y 0.00 0.00 0 2470316342 Letter N N day P
309576 WM6307SM P A 613 29.90 0 0.000 0 0 0 0.00 0 1663842295 1694009115 0 N N N B N R N N N Y 10 0 N 0 0 0 0 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0 A 0 0 0 Y 0.00 0.00 0 1374594810 Letter N N day P
309585 WM5140GO P A 613 25.90 1 0.000 0 0 0 0.00 0 1663844378 1694791709 0 N N N B N R N N N Y 10 0 N 0 0 0 0 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0 A 0 0 0 Y 0.00 0.00 0 1626501608 Letter N N day P
309587 WM8717LV P A 613 44.90 1 0.000 0 0 0 0.00 0 1663848827 1693471278 0 N N N B N R N N N Y 10 0 N 0 0 0 0 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0 A 0 0 0 Y 0.00 0.00 0 2270590095 Letter N N day P
309590 WM5016PE_7C0E P A 613 49.90 1 0.000 0 0 0 0.00 0 1663849252 1693471280 0 N N N B N R N N N Y 10 0 N 0 0 0 0 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0 A 0 0 0 Y 0.00 0.00 0 424756837 Letter N N day P