SELECT 
  cscart_seo_names.object_id AS product_id, 
  cscart_seo_names.name AS seo_name, 
  cscart_seo_names.path AS seo_path 
FROM 
  cscart_seo_names 
WHERE 
  cscart_seo_names.object_id IN (
    381706, 381707, 381708, 381709, 381710, 
    381711, 381712, 381713
  ) 
  AND cscart_seo_names.type = "p" 
  AND cscart_seo_names.dispatch = "" 
  AND cscart_seo_names.lang_code = 'en'

Query time 0.00094

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "11.22"
    },
    "table": {
      "table_name": "cscart_seo_names",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY",
        "dispatch"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "object_id",
        "type",
        "dispatch",
        "lang_code"
      ],
      "key_length": "206",
      "rows_examined_per_scan": 8,
      "rows_produced_per_join": 8,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "9.62",
        "eval_cost": "1.60",
        "prefix_cost": "11.22",
        "data_read_per_join": "13K"
      },
      "used_columns": [
        "name",
        "object_id",
        "type",
        "dispatch",
        "path",
        "lang_code"
      ],
      "attached_condition": "((`webmarco`.`cscart_seo_names`.`object_id` in (381706,381707,381708,381709,381710,381711,381712,381713)) and (`webmarco`.`cscart_seo_names`.`type` = 'p') and (`webmarco`.`cscart_seo_names`.`dispatch` = '') and (`webmarco`.`cscart_seo_names`.`lang_code` = 'en'))"
    }
  }
}

Result

product_id seo_name seo_path
381706 dhome-teke 266/2577/2578
381707 dhome-teke-en 266/2577/2578
381708 single-room-en-9 266/2577/2578
381709 dhome-dopio 266/2577/2578
381710 dhome-dopio-en 266/2577/2578
381711 dhome-dopio-en-2 266/2577/2578
381712 double-room-en 266/2577/2578
381713 dhome-familjare 266/2577/2578