"Mon, 03 Jun 2024 08:55:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240603
Only TIME
08:55:12
General datetime
2024-06-03 08:55:12Z
For Database
2024-06-03 08:55:12
For HTTP1.1
Mon, 03 Jun 2024 08:55:12 GMT