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`='5610f174cb1a3c50e8e4b65d034a7709',`time`=1711695976,`ip`=X'3693666f',`location`='/showthread.php?tid=301&pid=917',`useragent`='claudebot',`location1`=8,`location2`=301,`nopermission`=0