"Mon, 23 Sep 2024 18:13:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240923
Only TIME
18:13:18
General datetime
2024-09-23 18:13:18Z
For Database
2024-09-23 18:13:18
For HTTP1.1
Mon, 23 Sep 2024 18:13:18 GMT