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 ('a2912646aa8b1e3a6f628aef71e241c6','0','18.119.111.9','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714018496','calendar.php?sid=6a0806a2f880e85df80c8d44a2b25cd2','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: 25.04.2024 @ 06:14
Script: /calendar.php?sid=6a0806a2f880e85df80c8d44a2b25cd2
Referer: