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`='5bf75268aa883d02e4b516ef7eba7ead',`time`=1711672444,`ip`=X'2ccd0541',`location`='/showthread.php?tid=27&action=newpost',`useragent`='claudebot',`location1`=2,`location2`=27,`nopermission`=0