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 ('8f8cf7e681f28b20a66d8994127c234a','0','3.12.71.237','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714173561','thread.php?goto=lastpost&threadid=5386&sid=429e4b79c37d27ac90e2757c504f6b62','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: 27.04.2024 @ 01:19
Script: /thread.php?goto=lastpost&threadid=5386&sid=429e4b79c37d27ac90e2757c504f6b62
Referer: