INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6283dc0bb8c82c0558db4258d9c62383d4f1d423d544fd498eab40a93d0f49bf', 
    'IudDzdAop6w5nFEId/ZJiN7VJZp6akmNqLArSFo8BX0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)