"Wed, 18 Sep 2024 03:18:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
03:18:50
General datetime
2024-09-18 03:18:50Z
For Database
2024-09-18 03:18:50
For HTTP1.1
Wed, 18 Sep 2024 03:18:50 GMT