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 ('8c6ab7be2d56fd83a1680d413e3250d8','0','3.135.185.194','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713497018','thread.php?threadid=4368&sid=07185ec82fc0f7c3db628ee6ab16f0c9','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 @ 05:23
Script: /thread.php?threadid=4368&sid=07185ec82fc0f7c3db628ee6ab16f0c9
Referer: