INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e48904b9b75c3b1f75a3946fde3c4367ee45daf0f6500172c1b1469a36a30716', 
    'RhLz3rPj4LXAKDslqjEs7NgMvJsezl2NtblMmy4e6AE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00058

Result

int(1)