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`='1156c11bcaa448083ce04e36cebdc066',`time`=1711665894,`ip`=X'2cc8a95b',`location`='/forumdisplay.php?fid=8&page=5&sortby=starter&order=asc',`useragent`='claudebot',`location1`=8,`location2`=0,`nopermission`=0