"Mon, 03 Jun 2024 04:56:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240603
Only TIME
04:56:37
General datetime
2024-06-03 04:56:37Z
For Database
2024-06-03 04:56:37
For HTTP1.1
Mon, 03 Jun 2024 04:56:37 GMT