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`='4722779eac56afe4ade6f0c4308999e0',`time`=1711619433,`ip`=X'03514f87',`location`='/showthread.php?tid=274&pid=1708&mode=threaded',`useragent`='claudebot',`location1`=8,`location2`=274,`nopermission`=0