INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b8558eb10f5634010740c9b2561cbac914b5e882a54da80fc1fe976c93cf2c19', 
    '2mGVB9KlJI1YHLEse9TTzcPKbzIb1njaoXELXYk+oGE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)