time

import "time"

now := time.Now()      // current local time
sec := now.Unix()      // number of seconds since January 1, 1970 UTC
nsec := now.UnixNano() // number of nanoseconds since January 1, 1970 UTC

fmt.Println(now)  // time.Time
fmt.Println(sec)  // int64
fmt.Println(nsec) // int64

2009-11-10 23:00:00 +0000 UTC m=+0.000000000
1257894000
1257894000000000000

local,_ := time.LoadLocation("Asia/Shanghai")
now := time.Now().In(local).Format("2006-01-02 15:04:05")

time.Sleep(time.Duration(60) * time.Second)