Rough, and mostly correct, translation from io9 (http://io9.com/5389776/animated-klingon-propaganda-could-be-a-viral-video-for-trek-2):

We are inhabitants of the Klingon Empire
be many, 12, (??? - something about arguing)
and expand-this, it influence's, many day, many all
Do you influence the planet?
How?
Let's go, we apporach you. He joins achivement
I contribute, he enjoyed the Klingon planet
Empire's (??cheo??) all
Civilisation (??'ejIQ) wealth
He competes, he ends prematurely
and Well done! Eat!
Our Klingon janISSary
The brave "be-manyer-ness"'s "be fairer"
You take away cargo, from invadeness he joins
and soliders "get-in-ness" users are many
Forcefully the empire's Kling protects something importants planet
"Influence-ness" and "decay-ness" "consider-be-possible-ness"
(???) Dictator-?-zero nonsence-!#?curse*@#-more-cursing
Your small arms (NB: weapons) put-down-ness
hearts scattered around cause-to-be-open-ness
and he strokes and immediatly he joins the Klingon empire.
Ready. but but conquer
Immediatly collect justice?