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`='7fd26ecc89372080d651ea5866b40877',`time`=1711727689,`ip`=X'2cde3f43',`location`='/showthread.php?tid=423&action=newpost',`useragent`='claudebot',`location1`=7,`location2`=423,`nopermission`=0