INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a408079960eb5ae935adb44c4ca21b02f4fbcd8ee403213b518b5d021cb53d2c', 
    '3C7IwBFJLRvu9Bvjqe7ldpg/z+NI9glcud841ProowI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)