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 ('7c02c8ac7f39e915fae82b8e2dd0aef4','0','18.221.53.5','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714134616','thread.php?threadid=5093&sid=2f1d7c6ff00d1a4b58fc112232b9c5b1','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 @ 14:30
Script: /thread.php?threadid=5093&sid=2f1d7c6ff00d1a4b58fc112232b9c5b1
Referer: