INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16e1a172f30208717d67858e61eedd2d235dcc09f67067d75652db9870cb28f5', 
    'HzNRg5gp2Lvy7CgtQN5UBoyix0l0omP7SnJ6xiQaUVM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)