"Wed, 21 Aug 2024 08:52:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240821
Only TIME
08:52:20
General datetime
2024-08-21 08:52:20Z
For Database
2024-08-21 08:52:20
For HTTP1.1
Wed, 21 Aug 2024 08:52:20 GMT