"Mon, 23 Sep 2024 09:45:49"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240923
Only TIME
09:45:49
General datetime
2024-09-23 09:45:49Z
For Database
2024-09-23 09:45:49
For HTTP1.1
Mon, 23 Sep 2024 09:45:49 GMT