如何让Mysql添加超过1000行？

I have installed Mysql on vista and XP. I use perl to crawl the net and insert the data needed into mysql database. The problem is that once the database reaches 1000 rows, the script is not anymore able to add data into the database. is there something that I have to do to fix that problem? I expect the database to have more than 80,000 rows. Thanks for your help.I have installed Mysql on vista and XP. I use p