"Sun, 22 Sep 2024 22:48:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240922
Only TIME
22:48:48
General datetime
2024-09-22 22:48:48Z
For Database
2024-09-22 22:48:48
For HTTP1.1
Sun, 22 Sep 2024 22:48:48 GMT