"Wed, 18 Sep 2024 22:40:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
22:40:11
General datetime
2024-09-18 22:40:11Z
For Database
2024-09-18 22:40:11
For HTTP1.1
Wed, 18 Sep 2024 22:40:11 GMT