INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '556c790dfdf1bd6e7bfa40659b385cc300f11696769b1883f2f2f67aad6ebf21', 
    'T/1vXt5F9XrDpxbpZemMW3XgfuojvvAn37IUthQueH0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)