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 ('427bd010a9d2bc8385ad876509dbb08e','0','18.217.116.183','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714142521','formmail.php?threadid=5285&sid=95584e1bfce9e599d8a9ad0eaf22105f','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: 26.04.2024 @ 16:42
Script: /formmail.php?threadid=5285&sid=95584e1bfce9e599d8a9ad0eaf22105f
Referer: