INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c19cd21e8b0875dece87e3e7405ec6b47a046d19fe4a4c30b391fa8e665e10c2', 
    'xKk3x37uIl1CetYYqp+jgr7k0HzsuBtn5Izy0LyqAqI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)