SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    446403, 458757, 442698, 411106, 414487, 
    406252, 429220, 457421, 453056, 444011, 
    425208, 422848
  )

Query time 0.00048

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.0216566,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_products",
          "access_type": "range",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "3",
          "used_key_parts": ["product_id"],
          "loops": 1,
          "rows": 12,
          "cost": 0.0216566,
          "filtered": 100,
          "attached_condition": "cscart_products.product_id in (446403,458757,442698,411106,414487,406252,429220,457421,453056,444011,425208,422848)"
        }
      }
    ]
  }
}