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`='8948f88b14d24a17bab997590cf42d8f',`time`=1711708637,`ip`=X'171433a2',`location`='/showthread.php?tid=210',`useragent`='claudebot',`location1`=9,`location2`=210,`nopermission`=0