"Mon, 16 Sep 2024 14:48:22"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
14:48:22
General datetime
2024-09-16 14:48:22Z
For Database
2024-09-16 14:48:22
For HTTP1.1
Mon, 16 Sep 2024 14:48:22 GMT