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`='3dc9397b0e774cb9b60a82f39f07a2df',`time`=1711697733,`ip`=X'12e83e86',`location`='/showthread.php?tid=312&pid=1894',`useragent`='claudebot',`location1`=8,`location2`=312,`nopermission`=0