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`='3c2d7b3e7d59f071c9d088867fce7f81',`time`=1711643309,`ip`=X'03eee4bf',`location`='/newreply.php?tid=323&replyto=563',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0