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`='8f0aac028eeced38d17b4bbdbdba2c69',`time`=1711641584,`ip`=X'03eb8b7a',`location`='/showthread.php?tid=233',`useragent`='claudebot',`location1`=9,`location2`=233,`nopermission`=0