INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '538e81944f4d831b9f52a636c0fe2cfd84a2616a50dbaa5918bbd6d353969692', 
    'Fp6TFZiWsP7AxzQeHUxWLKMrdTAsNrn4saQv1/U/A9k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00015

Result

int(1)