INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c684c1b21d18f7ad80551084d3efca120155d9d2384b2187a820cfbfd7ea14f', 
    'qXgLf3BAByfVpW7c9hjO0FCWyoJigiBBAJVfMoM4hL0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)