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 ('11665c3f1dfa78192ab1664de652863f','0','3.145.156.46','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713584911','usercp.php?action=buddy&add=152&sid=e4bcd100b66f9ac3be2dbfe5d3cf57c2','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: 20.04.2024 @ 05:48
Script: /usercp.php?action=buddy&add=152&sid=e4bcd100b66f9ac3be2dbfe5d3cf57c2
Referer: