"Mon, 30 Sep 2024 21:30:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240930
Only TIME
21:30:18
General datetime
2024-09-30 21:30:18Z
For Database
2024-09-30 21:30:18
For HTTP1.1
Mon, 30 Sep 2024 21:30:18 GMT