Database error in vBulletin 3.8.5:

Invalid SQL:

SELECT COUNT(*) AS count
FROM infraction AS infraction
LEFT JOIN post AS post ON (infraction.postid = post.postid)
LEFT JOIN thread AS thread ON (post.threadid = thread.threadid)
WHERE infraction.userid = 2;

MySQL Error : Table './toyoralj_vb/post' is marked as crashed and last (automatic?) repair failed
Error Number : 144
Request Date : Thursday, March 17th 2011 @ 11:44:16 AM
Error Date : Thursday, March 17th 2011 @ 11:44:16 AM
Script : http://www.toyoraljanaheg.com/vb/member.php?u=2
Referrer : http://www.toyoraljanaheg.com/vb/
IP Address : 196.221.204.189
Username : :: المدير العام ::
Classname : vB_Database
MySQL Version : 5.0.92-community