"Wed, 18 Sep 2024 05:15:01"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
05:15:01
General datetime
2024-09-18 05:15:01Z
For Database
2024-09-18 05:15:01
For HTTP1.1
Wed, 18 Sep 2024 05:15:01 GMT