And calling it a sacrament calls into question legitimate sacraments. In effect equating communion with sodomy. That's much worse than just condoning it.
"God is with you and we know very well that you are also with God, because we have spoken intimately with our bishop and we have seen your faith".
The prayer from this priest is not a prayer for salvation.
God does not bless sinful behavior. He does bless 'repentant' sinners. - Romans 1.