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`='04af527d8241942c5dcf9e16b5bc8e35',`time`=1711668285,`ip`=X'22cc3410',`location`='/showthread.php?mode=linear&tid=286&pid=2692',`useragent`='claudebot',`location1`=8,`location2`=286,`nopermission`=0