INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6fc6b9a63c7504890fc4850c2132372c1f2270e3441c36a9326104927c883b3', 
    'U38AeIHnD/wioWoBb7VSCXSEswczJyskdtUIi0uwzpU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)