fucked up at work

what do you guys do when you made an oopsie at work to call down?? i already quite accepted i am going to be yelled at in front of my coworkers by my boss tomorrow but my heart is still trying to leap out of my chest, cant sleep too, and is lowkey feeling sue weed sigh doll rn (pms things, i guess). so yeah help this girlie out i might not make it out alive helpp