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`='5250bbaafde4f627b5250f94d35f9698',`time`=1711650288,`ip`=X'3437d6ec',`location`='/forumdisplay.php?fid=8&page=2&sortby=subject',`useragent`='claudebot',`location1`=8,`location2`=0,`nopermission`=0