"Mon, 08 Jul 2024 13:36:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240708
Only TIME
13:36:37
General datetime
2024-07-08 13:36:37Z
For Database
2024-07-08 13:36:37
For HTTP1.1
Mon, 08 Jul 2024 13:36:37 GMT