"Wed, 18 Sep 2024 09:44:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
09:44:12
General datetime
2024-09-18 09:44:12Z
For Database
2024-09-18 09:44:12
For HTTP1.1
Wed, 18 Sep 2024 09:44:12 GMT