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`='dc7eada7eb8028d65dc869e020fb0b18',`time`=1711714440,`ip`=X'12e83e86',`location`='/showthread.php?tid=332&pid=572',`useragent`='claudebot',`location1`=8,`location2`=332,`nopermission`=0