Yes, INSUFFLATED is a Scrabble word!

Letter values in Scrabble US: I 1, N 1, S 1, U 1, F 4, F 4, L 1, A 1, T 1, E 1, D 2.

Is it a valid word?

INSUFFLATED is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

breathe or blow onto as a ritual or sacramental act, especially so as to symbolize the action of the Holy Spirit
treat by blowing a powder or vapor into a bodily cavity
blow or breathe hard on or into