INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '06474aaa7485281b22d389846e501eb15464b8fdb52b4f767439213e952690a5', 
    'qUxYZPYXGdj6md8Pva8OxJMNjEs/0Toi6I1Ks8a7kDk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)