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`='8274a289b5dfbf62f2eba5077fea9baf',`time`=1711693825,`ip`=X'36910c1c',`location`='/showthread.php?tid=417',`useragent`='claudebot',`location1`=6,`location2`=417,`nopermission`=0