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`='c7a74218e77de16b11c59e16597ae780',`time`=1711722981,`ip`=X'03eee4ed',`location`='/printthread.php?tid=313',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0