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`='27c37b3a68574864d8db9632bea0715d',`time`=1711671087,`ip`=X'12cea081',`location`='/showthread.php?tid=278&page=2',`useragent`='claudebot',`location1`=8,`location2`=278,`nopermission`=0