INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51925d9c5b8004224300026112031a5e24ac1475451aac1bec40a701c9db14f1', 
    '9krUj1WsL8t2nTdQy7F6BjQe5e7T9m6wfiTlO+SgtpU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)