Once again, I get excited hitting my trips. What might I have done?

PokerStars No-Limit Hold'em, $0.02 BB (8 handed) converter

MP1 ($1.32)
MP2 ($2.83)
CO ($1.57)
Button ($4.88)
SB ($2.69)
Hero ($1.49)
UTG ($2.22)
UTG+1 ($2.78)

Preflop: Hero is BB with J, J.
3 folds, MP2 calls $0.02, 2 folds, SB completes, Hero raises to $0.08, MP2 calls $0.06, SB calls $0.06.

Flop: ($0.24) Q, J, T (3 players)
SB bets $0.02, Hero raises to $1.41, MP2 calls $1.41, SB raises to $2.61, MP2 calls $1.20.

Turn: ($6.87) A (3 players)

River: ($6.87) 9 (3 players)

Final Pot: $6.87
Main Pot: $6.87, between MP2, SB and Hero. > Split: MP2 ($3.43), SB ($3.43).

Results in white below:
SB has Kh Ad (straight, ace high).
Hero has Jc Jd (three of a kind, jacks).
MP2 has Kc 8s (straight, ace high).
Outcome: MP2 wins $3.43. SB wins $3.43.