Hi Minor deviation of penis to one side is common and does not have adverse impact on sexual life. Habit of masturbation is very common in unmarried male. It is harmless practice and does not have significant adverse impact on sexual life later on. Getting ejaculated within 1 minute of intercourse is a symptoms of common sexual problem termed as Premature Ejaculation . It is very common in initial period of active sexual life. Selective serotonine Reuptake Inhibitors group of drugs (Available on prescription of qualified psychiatrist) can be helpful in managing Premature ejaculation. Apart from medicines doing sex in women on top position, Start and stop technique - taking pause while doing sex and Squeeze technique- forceful holding middle portion of penis just before expected ejaculation can be helpful in lengthening of duration of sexual intercourse.