INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '12d0d19a358c922bea5ab14a85d4799ff6633681f2a32c334b5e742fee575999', 
    'l8F/3sfnbOAu3FhbssKNNL1sqEj77g15zkVikmrspZo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)