INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9bdcac74364ba31a71a922b2489390b88733495a4ee7138c362ec1ad336b77af', 
    'a7UA3TcFoLH2DU17Kku8sXHwaI2TLHmprN8XYTJ3mL4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)