"Mon, 21 Oct 2024 05:44:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
05:44:12
General datetime
2024-10-21 05:44:12Z
For Database
2024-10-21 05:44:12
For HTTP1.1
Mon, 21 Oct 2024 05:44:12 GMT