"Mon, 09 Dec 2024 16:48:58"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241209
Only TIME
16:48:58
General datetime
2024-12-09 16:48:58Z
For Database
2024-12-09 16:48:58
For HTTP1.1
Mon, 09 Dec 2024 16:48:58 GMT