"Mon, 23 Sep 2024 23:35:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240923
Only TIME
23:35:35
General datetime
2024-09-23 23:35:35Z
For Database
2024-09-23 23:35:35
For HTTP1.1
Mon, 23 Sep 2024 23:35:35 GMT