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`='3a19cbf79d36a793ec68fc1cc1f059e1',`time`=1711643079,`ip`=X'035af2f9',`location`='/newreply.php?tid=333&replyto=948',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0