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`='8218af54bdb97b0723d6ba21b6a2c780',`time`=1711710053,`ip`=X'03eee2a7',`location`='/showthread.php?tid=299',`useragent`='claudebot',`location1`=8,`location2`=299,`nopermission`=0