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 ('00964a536bf8ee4f5771c632b3dd61d3','0','18.188.61.223','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713959095','thread.php?goto=lastpost&threadid=5067&sid=195fd4a4d1edf2145e926c6455b673da','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: 24.04.2024 @ 13:44
Script: /thread.php?goto=lastpost&threadid=5067&sid=195fd4a4d1edf2145e926c6455b673da
Referer: