"Mon, 23 Dec 2024 21:47:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241223
Only TIME
21:47:50
General datetime
2024-12-23 21:47:50Z
For Database
2024-12-23 21:47:50
For HTTP1.1
Mon, 23 Dec 2024 21:47:50 GMT