"Mon, 23 Dec 2024 09:19:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241223
Only TIME
09:19:35
General datetime
2024-12-23 09:19:35Z
For Database
2024-12-23 09:19:35
For HTTP1.1
Mon, 23 Dec 2024 09:19:35 GMT