"Wed, 18 Sep 2024 20:48:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
20:48:14
General datetime
2024-09-18 20:48:14Z
For Database
2024-09-18 20:48:14
For HTTP1.1
Wed, 18 Sep 2024 20:48:14 GMT