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 ('2b9d29ea32aefc715fee6b367991e1bf','0','18.191.189.140','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713609415','calendar.php?month=8&year=2018&sid=85bb3e9cac3b019901e3598ffad46b07','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 @ 12:36
Script: /calendar.php?month=8&year=2018&sid=85bb3e9cac3b019901e3598ffad46b07
Referer: