SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('1a34957dfc8be7b1bc5cfadf07e05988','0','18.191.202.72','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713616443','thread.php?goto=lastpost&threadid=4912&sid=645489ad2b3bf532f9806257032f74df','0','0','')
mysql error: The table 'bb1_sessions' is full
mysql error number: 1114
mysql version: 10.0.32-MariaDB-0+deb8u1
php version: 5.6.33-0+deb8u1
Date: 20.04.2024 @ 14:34
Script: /thread.php?goto=lastpost&threadid=4912&sid=645489ad2b3bf532f9806257032f74df
Referer: