"Mon, 16 Sep 2024 16:20:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
16:20:16
General datetime
2024-09-16 16:20:16Z
For Database
2024-09-16 16:20:16
For HTTP1.1
Mon, 16 Sep 2024 16:20:16 GMT