"Mon, 21 Oct 2024 07:12:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
07:12:13
General datetime
2024-10-21 07:12:13Z
For Database
2024-10-21 07:12:13
For HTTP1.1
Mon, 21 Oct 2024 07:12:13 GMT