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`='e589ffd0bd69d65dbeefa30b537eb902',`time`=1711627099,`ip`=X'2cdc835d',`location`='/misc.php?action=whoposted&tid=435',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0