INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '32781be2088e6f14d8bcbb731a3e176323e237d09693908ef7b6c976205a65dd', 
    '5zmFlhfUKwZEKp5PXUokG0nX5uoqwVRW5hWgdp1JR2I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)