"Wed, 18 Sep 2024 08:48:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
08:48:42
General datetime
2024-09-18 08:48:42Z
For Database
2024-09-18 08:48:42
For HTTP1.1
Wed, 18 Sep 2024 08:48:42 GMT