Hi Marcos,
this was the issue a couple of months ago. So this is a different thing.
Installed Packages on non working ERA
mysql-community-client.x86_64 5.6.41-2.el6 @mysql56-community
mysql-community-common.x86_64 5.6.41-2.el6 @mysql56-community
mysql-community-libs.x86_64 5.6.41-2.el6 @mysql56-community
mysql-community-libs-compat.x86_64