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`='a3eb20d0cc7d0a15f2b12dcb453ecc04',`time`=1711664096,`ip`=X'6b179d10',`location`='/forumdisplay.php?fid=5&page=303',`useragent`='claudebot',`location1`=5,`location2`=0,`nopermission`=0