"Mon, 14 Oct 2024 21:40:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241014
Only TIME
21:40:17
General datetime
2024-10-14 21:40:17Z
For Database
2024-10-14 21:40:17
For HTTP1.1
Mon, 14 Oct 2024 21:40:17 GMT