"Wed, 18 Sep 2024 13:44:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
13:44:47
General datetime
2024-09-18 13:44:47Z
For Database
2024-09-18 13:44:47
For HTTP1.1
Wed, 18 Sep 2024 13:44:47 GMT