"Mon, 30 Sep 2024 14:30:30"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240930
Only TIME
14:30:30
General datetime
2024-09-30 14:30:30Z
For Database
2024-09-30 14:30:30
For HTTP1.1
Mon, 30 Sep 2024 14:30:30 GMT