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 ('ab3e163dfc76abc618ab320280422d83','0','18.190.153.51','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713551440','thread.php?goto=firstnew&threadid=904&sid=4b1bf81587b92ffc4ad1d83d45b6cd92','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: 19.04.2024 @ 20:30
Script: /thread.php?goto=firstnew&threadid=904&sid=4b1bf81587b92ffc4ad1d83d45b6cd92
Referer: