"Mon, 12 Aug 2024 18:35:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240812
Only TIME
18:35:47
General datetime
2024-08-12 18:35:47Z
For Database
2024-08-12 18:35:47
For HTTP1.1
Mon, 12 Aug 2024 18:35:47 GMT