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`='c6d0d1c24c3a21facc7b26a592c22ee1',`time`=1711652164,`ip`=X'035e9662',`location`='/printthread.php?tid=295',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0