"Mon, 03 Jun 2024 14:47:41"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240603
Only TIME
14:47:41
General datetime
2024-06-03 14:47:41Z
For Database
2024-06-03 14:47:41
For HTTP1.1
Mon, 03 Jun 2024 14:47:41 GMT