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`='83c0274ce8c584b5b71758e6d7d770f4',`time`=1711674247,`ip`=X'345a2854',`location`='/showthread.php?mode=linear&tid=367&pid=2230',`useragent`='claudebot',`location1`=9,`location2`=367,`nopermission`=0