"Mon, 09 Sep 2024 16:40:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240909
Only TIME
16:40:14
General datetime
2024-09-09 16:40:14Z
For Database
2024-09-09 16:40:14
For HTTP1.1
Mon, 09 Sep 2024 16:40:14 GMT