INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81cd1fe5acb17eea7a04788e39a4bde39fd1d84e0a3f9b080c80e5a431932d89', 
    'e3eF4R2kfaHx+kV1OexyvACoFCKFjpAwXv8kR0RWOrE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)