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`='aad9bc2b4b393ff989e91be6579e57fc',`time`=1711726836,`ip`=X'2cc5d624',`location`='/newreply.php?tid=244&replyto=484',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0