"Wed, 18 Sep 2024 14:54:33"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
14:54:33
General datetime
2024-09-18 14:54:33Z
For Database
2024-09-18 14:54:33
For HTTP1.1
Wed, 18 Sep 2024 14:54:33 GMT