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 ('02efe4eba7f35ced67f2d4f2dcbf6370','0','3.138.116.20','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713619885','thread.php?threadid=5146&sid=fae0116e33e2b65c3a2b3b1e1227d390','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 @ 15:31
Script: /thread.php?threadid=5146&sid=fae0116e33e2b65c3a2b3b1e1227d390
Referer: