"Thu, 19 Sep 2024 18:26:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240919
Only TIME
18:26:18
General datetime
2024-09-19 18:26:18Z
For Database
2024-09-19 18:26:18
For HTTP1.1
Thu, 19 Sep 2024 18:26:18 GMT