MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
145 - Table './balkania_forum/mybb_sessions' is marked as crashed and should be repaired
Query:
REPLACE INTO mybb_sessions SET `uid`=0,`sid`='35bc6c13b8a06971d57a2894c49e5ba7',`time`=1711677838,`ip`=X'12e9dfbd',`location`='/newreply.php?tid=468&replyto=2812',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0