How to not play a nut flush on the turn

[xisiqomelir]

Full Tilt Poker Game #941854158: Table Los Prados - $0.05/$0.10 - No Limit Hold'em - 20:29:27 ET - 2006/08/27
Seat 1: princessjacklyn ($6.05)
Seat 2: SaintSteven ($2.40)
Seat 3: wwjiggad ($14.40)
Seat 4: Xisiqomelir ($12.80)
Seat 5: 11str8 ($1.85)
Seat 6: twoks ($5.20)
Seat 7: Nigelisk ($4.25)
Seat 8: xRocko ($4.10)
Seat 9: Cohiba2 ($9.15)
twoks posts the small blind of $0.05
Nigelisk posts the big blind of $0.10
The button is in seat #5
*** HOLE CARDS ***
Dealt to Xisiqomelir [Kc Ks]
xRocko folds
Cohiba2 calls $0.10
princessjacklyn folds
SaintSteven folds
wwjiggad folds
Xisiqomelir raises to $0.50
11str8 folds
twoks folds
Nigelisk folds
Cohiba2 calls $0.40
*** FLOP *** [5h Kh 7h]
Cohiba2 checks
Xisiqomelir bets $0.30
princessjacklyn stands up
Cohiba2 calls $0.30
*** TURN *** [5h Kh 7h] [2h]
Cohiba2 checks
Xisiqomelir bets $0.40
Cohiba2 calls $0.40
*** RIVER *** [5h Kh 7h 2h] [5s]
Cohiba2 checks
Xisiqomelir bets $1.50
Cohiba2 raises to $7.05
Xisiqomelir raises to $11.60, and is all in
Cohiba2 calls $0.90, and is all in
Uncalled bet of $3.65 returned to Xisiqomelir
*** SHOW DOWN ***
Xisiqomelir shows [Kc Ks] (a full house, Kings full of Fives)
Cohiba2 mucks
Xisiqomelir wins the pot ($16.65) with a full house, Kings full of Fives
Cohiba2 is sitting out
*** SUMMARY ***
Total pot $18.45 | Rake $1.80
Board: [5h Kh 7h 2h 5s]
Seat 1: princessjacklyn didn't bet (folded)
Seat 2: SaintSteven didn't bet (folded)
Seat 3: wwjiggad didn't bet (folded)
Seat 4: Xisiqomelir showed [Kc Ks] and won ($16.65) with a full house, Kings full of Fives
Seat 5: 11str8 (button) didn't bet (folded)
Seat 6: twoks (small blind) folded before the Flop
Seat 7: Nigelisk (big blind) folded before the Flop
Seat 8: xRocko didn't bet (folded)
Seat 9: Cohiba2 mucked [Qc Ah] - a flush, Ace high