My beast was deleted by operation time out

I purchased a Craicic Maw for 39 chaos orbs. I right clicked it, and got an error in my chat. I have a snipit and a screenshot.

"
This Beast has been successfully added to your Bestiary
Failed to save captured monster: The operation timed out.
"

There's no Craicic Maw in my beastiary. Can anyone help me out here?

Portal out and back in took care of it. I've seen beasts not show up for a minute like this before when fighting craeceann, first of the deep