"Mon, 09 Sep 2024 04:02:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240909
Only TIME
04:02:12
General datetime
2024-09-09 04:02:12Z
For Database
2024-09-09 04:02:12
For HTTP1.1
Mon, 09 Sep 2024 04:02:12 GMT