INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6900fbc5048eee1996613e801762cf48651e02def02ec8e0c2b3bba67e316e84', 
    '2N8xrJ7A65xIzSgzi9m82NvhVLJThI2ZncxdIR8TWGw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)