"Mon, 09 Sep 2024 04:15:01"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240909
Only TIME
04:15:01
General datetime
2024-09-09 04:15:01Z
For Database
2024-09-09 04:15:01
For HTTP1.1
Mon, 09 Sep 2024 04:15:01 GMT