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 ('8d78abc4d0acfdb62c5393fbd79788ae','0','3.19.56.45','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714012152','calendar.php?month=1&year=2018&sid=6c3703ce2a2e964ecf34c72fb9f00444','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 @ 04:29
Script: /calendar.php?month=1&year=2018&sid=6c3703ce2a2e964ecf34c72fb9f00444
Referer: