定时将指定用户的余额重置为指定数值 
-- 创建事件
CREATE EVENT IF NOT EXISTS reset_quota_daily
ON SCHEDULE EVERY 1 DAY
STARTS TIMESTAMP(CURRENT_DATE, '00:00:00')
DO
BEGIN
    -- 更新用户配额
    UPDATE users 
    SET quota = 500000000, used_quota = 0 
    WHERE username = '你的用户名';
    
    -- 在logs表中插入日志记录
    INSERT INTO logs (user_id, created_at, type, content, username, quota)
    SELECT 
        id, 
        UNIX_TIMESTAM...