"Mon, 16 Sep 2024 14:25:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
14:25:19
General datetime
2024-09-16 14:25:19Z
For Database
2024-09-16 14:25:19
For HTTP1.1
Mon, 16 Sep 2024 14:25:19 GMT