Just embrace it, and remember what you're there for. You're not there to pleasure her you're there to get your rocks off, the idea of worrying that you might blow your load early and then worrying about it before, during and after suggests you're over thinking it. Sure if it was your girlfriend or wife and she was constantly disappointed with performance then you'd need to sort it out but the SP you've booked probably doesn't care if you cum once or twice, if she climaxes, if you cum in the first 5 minutes or the last, she just wants her money and has probably seen 100 blokes that lose their load before they've pulled it out of their pants. Just don't worry about it, book shorter punts, have a wank a few hours before you punt or just accept that in a standard 30 minute, one shot punt there'll be 5 minutes of chat, greeting and paying, 25 minutes of shagging and a few seconds of cumin, just do it in a different order, cum and then play with her tits for a couple of minutes while you get interested again and fuck her for the rest of the punt, if you don't cum again what have you lost?
However, if you want to last longer, in my youth I would adopt distraction techniques, thinking of something else, often nasty things like the opening scenes of Saving Private Ryan, also mathematics, trying to do my 17 times table, these all had some success but also withdrawing and nipping the end of your todger worked I think I read that somewhere long before the internet but:
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