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 (
    415509, 389232, 389083, 388689, 388938, 
    390139, 390212, 388494, 388905, 389126, 
    389005, 389450, 389189, 389121, 388801, 
    389143, 415608, 390269, 391723, 389596
  ) 
  AND cscart_seo_names.type = "p" 
  AND cscart_seo_names.dispatch = "" 
  AND cscart_seo_names.lang_code = 'en'

Query time 0.00126

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "28.03"
    },
    "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": 20,
      "rows_produced_per_join": 20,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "24.03",
        "eval_cost": "4.00",
        "prefix_cost": "28.03",
        "data_read_per_join": "33K"
      },
      "used_columns": [
        "name",
        "object_id",
        "type",
        "dispatch",
        "path",
        "lang_code"
      ],
      "attached_condition": "((`webmarco`.`cscart_seo_names`.`object_id` in (415509,389232,389083,388689,388938,390139,390212,388494,388905,389126,389005,389450,389189,389121,388801,389143,415608,390269,391723,389596)) and (`webmarco`.`cscart_seo_names`.`type` = 'p') and (`webmarco`.`cscart_seo_names`.`dispatch` = '') and (`webmarco`.`cscart_seo_names`.`lang_code` = 'en'))"
    }
  }
}