SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Invalid SQL: SELECT * FROM bb3_sessions WHERE hash = '96266c98334528c0400e63e8e00e9f48' AND ipaddress = '54.167.62.170' AND useragent = 'CCBot/2.0 (http://commoncrawl.org/faq/)'
mysql error: Record has changed since last read in table 'bb3_sessions'
mysql error number: 1020
Date: 23.02.2018 @ 05:39
Script: /forum/index.php?sid=96266c98334528c0400e63e8e00e9f48
Referer: