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`='1ad7d359da5df902677ac12194327ff8',`time`=1711712227,`ip`=X'2cdf2464',`location`='/showthread.php?mode=threaded&tid=328&pid=2192',`useragent`='claudebot',`location1`=8,`location2`=328,`nopermission`=0