INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a9681f556c28048f71f40d228406699fb574e642bddb8f2d0fde4c06517d011b', 
    '6UKEm69Y6h5a7j4G6XLnRay4V4ggsNIvpQ4f/DeKo0M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)