I don't know if it's caused by masturbation. Now the time feature is short. It ends within two minutes after insertion!
Generally, in this case, it may be caused by premature ejaculation. It is not ruled out that it is due to excessive mental pressure and work pressure in daily life. It is suggested to go to the hospital for further examination and diagnosis, relax and take some sertraline or dapoxetine hydrochloride tablets to improve the mood