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`='08fe015909259e51a2f68f437d16829f',`time`=1711623155,`ip`=X'345b0044',`location`='/showthread.php?tid=245&action=lastpost',`useragent`='claudebot',`location1`=8,`location2`=245,`nopermission`=0