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 (
    312419, 391002, 390979, 390978, 391013, 
    391014, 390986, 112217, 391009, 400923, 
    391023, 312417, 312421, 390994, 312426, 
    312427, 312428, 312429, 312430, 312431, 
    312432, 312433, 461018, 390974, 391026, 
    391008, 393787, 400916, 312423, 390980, 
    400921, 400925, 400922, 400924, 312420, 
    460961, 390977, 390984, 390981, 391005, 
    391003, 390987, 391006, 391004, 391007, 
    391028, 460952, 391015
  ) 
  AND cscart_seo_names.type = "p" 
  AND cscart_seo_names.dispatch = "" 
  AND cscart_seo_names.lang_code = 'en'

Query time 0.00064

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.09438304,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_seo_names",
          "access_type": "range",
          "possible_keys": ["PRIMARY", "dispatch"],
          "key": "PRIMARY",
          "key_length": "206",
          "used_key_parts": ["object_id", "type", "dispatch", "lang_code"],
          "loops": 1,
          "rows": 48,
          "cost": 0.09438304,
          "filtered": 100,
          "attached_condition": "cscart_seo_names.object_id in (312419,391002,390979,390978,391013,391014,390986,112217,391009,400923,391023,312417,312421,390994,312426,312427,312428,312429,312430,312431,312432,312433,461018,390974,391026,391008,393787,400916,312423,390980,400921,400925,400922,400924,312420,460961,390977,390984,390981,391005,391003,390987,391006,391004,391007,391028,460952,391015) and cscart_seo_names.`type` = 'p' and cscart_seo_names.dispatch = '' and cscart_seo_names.lang_code = 'en'"
        }
      }
    ]
  }
}