Discuz! info: MySQL Query Error

Time: 2018-7-23 2:12am
Script: /z_rank.php

SQL: SELECT username, money , rscore, altmoney, winrate, winrated, win , lost, -(lost - win) as differ FROM [Table]z_cup_winuser ORDER BY money DESC LIMIT 0, 20
Error: BIGINT UNSIGNED value is out of range in '(`p2pplus_china2eu`.`[Table]z_cup_winuser`.`lost` - `p2pplus_china2eu`.`[Table]z_cup_winuser`.`win`)'
Errno.: 1690