我要疯了 这个问题具体怎么解决啊？

Discuz! info: MySQL Query Error

User: admin
Time: 2008-10-12 9:35pm
Script: /bbs/post.php

SQL: INSERT INTO [Table]posts (fid, tid, first, author, authorid, subject, dateline, message, useip, invisible, anonymous, usesig, htmlon, bbcodeoff, smileyoff, parseurloff, attachment)
VALUES ('112', '3689', '0', 'admin', '1', '333', '1223818554', '3333', '124.162.214.162', '0', '0', '1', '0', '-1', '-1', '', '0')
Error: Duplicate entry '21030' for key 1
Errno.: 1062

Similar error report has beed dispatched to administrator before.

到 http://faq.comsenz.com 搜索此错误的解决方案

http://faq.comsenz.com/?action-viewnews-itemid-100
这是这个问题的解决说明 看不懂了

首页保证程序是官方的原程序，没任何改动。然后去修改一下数据库https://discuz.dismall.com/viewthread.php?tid=1024280