The emote "💐(ꈍ0ꈍ )💐🎁 (✿･ิ0･ิ) ♥❤️✿" generally represents a gift or gesture of love and apology. It may be used to express remorse for past mistakes or to ask for forgiveness.
The phrase "I'm sorry, I was stupid" is an apologetic statement that acknowledges a mistake made by the speaker and expresses regret for it.