This package installed fine for me on Oneiric, but then again I tested on a 32-bit system. Could you try $sudo apt-get update and see if you get the same result with updated package lists?
** Tags added: amd64 oneiric unmetdeps -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/886423 Title: Can't install php5-mysql in Ubuntu 11.10 due to unmet dependencies To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/php5/+bug/886423/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs