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`='018dd40bb5dcd30e2f2d2e14ed8842ed',`time`=1711717845,`ip`=X'03ec6534',`location`='/showthread.php?mode=linear&tid=277&pid=1726',`useragent`='claudebot',`location1`=8,`location2`=277,`nopermission`=0