SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    8037, 8205, 8140, 8093, 6664, 10413, 
    8204, 10140, 8110, 8192, 8099, 7963, 
    8157, 10685, 8231, 10201, 8374, 7883, 
    7532, 7530, 10744, 9968, 7534, 8139
  )

Query time 0.00086

JSON explain

{
  "query_block": {
    "select_id": 1,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_products",
          "access_type": "range",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "3",
          "used_key_parts": ["product_id"],
          "rows": 24,
          "filtered": 100,
          "index_condition": "cscart_products.product_id in (8037,8205,8140,8093,6664,10413,8204,10140,8110,8192,8099,7963,8157,10685,8231,10201,8374,7883,7532,7530,10744,9968,7534,8139)"
        }
      }
    ]
  }
}