Villain spanish 9/8 agg 3.5 3 bet 2.2 squeeze 9%

Does it matter we are slightly deeper than 100bbs where this is a no-brainer.

Poker Stars No-Limit Hold'em, $0.10 BB (9 handed) - Poker Stars Converter Tool from FlopTurnRiver.com

saw flop

Button ($10.45)
SB ($12.36)
BB ($2.37)
UTG ($9.10)
UTG+1 ($10.42)
MP1 ($16.01)
MP2 ($19.76)
Hero (MP3) ($19.67)
CO ($6.21)

Preflop: Hero is MP3 with K, K
UTG calls $0.10, UTG+1 calls $0.10, MP1 bets $0.60, 1 fold, Hero raises $2.05, 6 folds, MP1 raises $3.40, Hero calls $1.95

Flop: ($8.35) 6, 3, 10 (2 players)
MP1 bets $4.50, Hero pukes