KQ IP vs Fish

Hello,

I wonder if raise was too big here.

Seat 3 is the button
Seat 1: Player1 ( €27.44 EUR ) - VPIP: 80, PFR: 39, 3B: 13, AF: 5,3, Hands: 112
Seat 2: Player2 ( €67.85 EUR ) - VPIP: 21, PFR: 15, 3B: 4, AF: 1,1, Hands: 126
Seat 3: Hero ( €51.98 EUR ) - VPIP: 14, PFR: 9, 3B: 3, AF: 1,7, Hands: 320
Seat 4: Player4 ( €50.00 EUR ) - VPIP: 24, PFR: 19, 3B: 8, AF: 1,2, Hands: 315
Seat 5: Player5 ( €66.26 EUR ) - VPIP: 22, PFR: 15, 3B: 3, AF: 2,7, Hands: 170
Seat 6: Player6 ( €50.00 EUR ) - VPIP: 24, PFR: 16, 3B: 8, AF: 0,9, Hands: 229

Preflop: Hero is BTN with K♥: Q♣:
UTG folds, MP calls $0.50, CO folds, Hero raises to $2.25, 2 folds, MP calls $1.75

Flop: ($5.25) 5♥: 4♠: 8♦: (2 players)
MP bets $3.50, Hero folds

Results: