"Mon, 23 Dec 2024 11:09:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241223
Only TIME
11:09:15
General datetime
2024-12-23 11:09:15Z
For Database
2024-12-23 11:09:15
For HTTP1.1
Mon, 23 Dec 2024 11:09:15 GMT