INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2740718b7cc138b70a386a904952afba460beec6898e7e73a9d03787e662a910', 
    '1q9fzzKcG9EJzlB87pP6FU2YWbboJ7FL0T2JWMDKq8g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00059

Result

int(1)