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`='393dc36a09a6c25a043e170b878b4c37',`time`=1711689224,`ip`=X'2cc93b14',`location`='/showthread.php?tid=259&pid=1613',`useragent`='claudebot',`location1`=8,`location2`=259,`nopermission`=0