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 (
    398, 500, 146, 147, 148, 759, 149, 150, 
    151, 152, 153, 3, 507, 509, 481, 510, 
    511, 449, 482, 513, 484, 492, 493, 494
  ) 
  AND cscart_seo_names.type = "p" 
  AND cscart_seo_names.dispatch = "" 
  AND cscart_seo_names.lang_code = 'en'

Query time 0.00062

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.04054792,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_seo_names",
          "access_type": "ref",
          "possible_keys": ["PRIMARY", "dispatch"],
          "key": "dispatch",
          "key_length": "194",
          "used_key_parts": ["dispatch"],
          "ref": ["const"],
          "loops": 1,
          "rows": 35,
          "cost": 0.04054792,
          "filtered": 68.57142639,
          "index_condition": "cscart_seo_names.object_id in (398,500,146,147,148,759,149,150,151,152,153,3,507,509,481,510,511,449,482,513,484,492,493,494) and cscart_seo_names.`type` = 'p' and cscart_seo_names.dispatch = '' and cscart_seo_names.lang_code = 'en'"
        }
      }
    ]
  }
}