Error...please help fast

On my forums i have the game pacman...my users love it but the problem is it seems like you cant get a score over 10000 or soemthing...i danno but sometimes you can save your score and othertimes this message appears

mySQL query error: SELECT * FROM games_session WHERE sessid= LIMIT 1

mySQL error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'LIMIT 1' at line 1
mySQL error code:
Date: Sunday 10th of June 2007 06:02:40 PM

Please help!!! as its probebly our best game...(cause i dont know how to install games trust me ive tried)

also

how do i install a game that i get from the ibprodownloads site? ive teried everythign and followed everythign and nothing works...please help!!!

[altunozara]

Please Comon I Need Help Lol