I really need help/advice rn idk what to to and I'm stressing

I kinda really want my bf to like go all the way with me by properly fucking me and if I asked he would but uhm at the same time I'm not ready for that though I crave it and the craving Is really bad but I can't bc I feel like its

1 too early in the relationship (it's been 1 year and just under a month)

2. I feel like I'm to young though we are teenagers I'm F he's M and he's a year older (younger then 18 older then 13

But I've been thinking about it non stop for 2-10 days Straight and it's come up as a thought a few times before like every once in a while just wondering how it would feel but not like this not with the amount of need I feel for him

And it's not just me being hormonal bc I'm on Or about to start or just ended my perriod mine ended 1-2 weeks ago and it doesn't start till earliest the 20th so like another 2 weeks

What do I do