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`='9bd727624a021ed1d32fc0f1dff54fa7',`time`=1711691970,`ip`=X'03ed1f83',`location`='/showthread.php?tid=270&action=lastpost',`useragent`='claudebot',`location1`=8,`location2`=270,`nopermission`=0