"Mon, 23 Sep 2024 04:40:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240923
Only TIME
04:40:47
General datetime
2024-09-23 04:40:47Z
For Database
2024-09-23 04:40:47
For HTTP1.1
Mon, 23 Sep 2024 04:40:47 GMT