"Mon, 03 Jun 2024 16:17:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240603
Only TIME
16:17:04
General datetime
2024-06-03 16:17:04Z
For Database
2024-06-03 16:17:04
For HTTP1.1
Mon, 03 Jun 2024 16:17:04 GMT