"Mon, 23 Dec 2024 08:21:49"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241223
Only TIME
08:21:49
General datetime
2024-12-23 08:21:49Z
For Database
2024-12-23 08:21:49
For HTTP1.1
Mon, 23 Dec 2024 08:21:49 GMT