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`='00ae996c587f8ea9b0b988fae1a7297d',`time`=1711695848,`ip`=X'03ed1f83',`location`='/showthread.php?tid=565',`useragent`='claudebot',`location1`=6,`location2`=565,`nopermission`=0