INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5421c84bbb60a3229dfe12cba7c75429acb6955b258657c6da51ec29ecb7d833', 
    '6oR0mUUdbqqyZyC9voPfRqPeGmQZ8fmJfVTDhMxy3Do=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)