Cooler or misplay?

No Limit Hold'em $0.01/$0.02
Winning Poker Network
8 players
Formatted by pokercopilot.com: Poker HUD...

Stacks:
UTG - UTG ($2.30)
UTG+1 - UTG+1 ($3.65)
MP - MP ($1.43)
MP2 - MP2 ($2.00)
CO - CO ($3.35)
BTN - Hero ($4.50)
SB - SB ($4.33)
BB - BB ($2.00)

Preflop: ($0.03, 8 players) Hero is BTN with J♦ K♣
UTG calls $0.02, 2 folds, MP2 calls $0.02, 1 fold, Hero raises to $0.09, SB calls $0.08, 3 folds

Flop: 8♣ T♣ 9♥ ($0.24, 2 players)
SB bets $0.12, Hero raises to $0.42, SB calls $0.30

Turn: 9♠ ($1.08, 2 players)
SB checks, Hero checks

River: Q♠ ($1.08, 2 players)
SB bets $0.86, Hero raises to $2.02, SB calls $1.16

Total Pot: $5.12
Hero shows J♦ K♣ (a straight, King high [Kc Qs Jd Tc 9s])
SB shows Q♥ Q♣ (a full house, Queens full of Nines [Qs Qh Qc 9s 9h])

SB wins $4.87 from main pot

Really questioning every decision I made postflop. Villain has VPIP of 40 in 25 hands, PFR of 0. The donk bet on the flop was the first for the villain, 0/4 in previous situations.