"Mon, 21 Oct 2024 04:44:33"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
04:44:33
General datetime
2024-10-21 04:44:33Z
For Database
2024-10-21 04:44:33
For HTTP1.1
Mon, 21 Oct 2024 04:44:33 GMT