"
I know I don't deserve it
But stay with me a minute
I'll swear I'll make it worth it
Can't you forgive me
At least just temporarily
I know that this is my fault
I should have been more careful (come on)
And I
She is saying she doesn't deserve the hurt he is putting her through by moving on. She swears she will change and him going back to her will be worth it. She knows its her fault but is asking if he will forgive her. She should have been more careful with his love.