"Sun, 22 Sep 2024 21:05:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240922
Only TIME
21:05:23
General datetime
2024-09-22 21:05:23Z
For Database
2024-09-22 21:05:23
For HTTP1.1
Sun, 22 Sep 2024 21:05:23 GMT