Database error

From 2013.igem.org

A database query syntax error has occurred. This may indicate a bug in the software. The last attempted database query was:
(SQL query hidden)
from within function "SqlBagOStuff::set". Database returned error "1213: Deadlock found when trying to get lock; try restarting transaction (mediawiki.cluster-cmjonkrtmfa6.eu-west-3.rds.amazonaws.com)".