INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15d0d6cea5ba2e3a3adea767a153a5e7ee79e74ae37a961e5b204b4c8a9e06a7', 
    'Vk9TkjH12C26lrqpMd1oq3MH37mFhnzldT7zmZnps5E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)