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 (280, 281, 282, 283, 284, 278, 279) 
  AND cscart_seo_names.type = "p" 
  AND cscart_seo_names.dispatch = "" 
  AND cscart_seo_names.lang_code = 'en'

Query time 0.00030

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.01369125,
    "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": 7,
          "cost": 0.01369125,
          "filtered": 100,
          "attached_condition": "cscart_seo_names.object_id in (280,281,282,283,284,278,279) and cscart_seo_names.`type` = 'p' and cscart_seo_names.dispatch = '' and cscart_seo_names.lang_code = 'en'"
        }
      }
    ]
  }
}

Result

product_id seo_name seo_path
278 t-shirt-color-white 223/224
279 t-shirt-color-white-en 223/224
280 t-shirt-color-black 223/224
281 t-shirt-color-black-en 223/224
282 t-shirt-color-blue 223/224
283 t-shirt-color-blue-en 223/224
284 t-shirt-color-blue-en-2 223/224