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 ('4efe0ff18cb5ebef1e5d382ceb058e45','0','3.145.23.123','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713503783','pms.php?action=newpm&userid=6&sid=4fe35f6567f20c83e69927e8097383a4','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: 19.04.2024 @ 07:16
Script: /pms.php?action=newpm&userid=6&sid=4fe35f6567f20c83e69927e8097383a4
Referer: