"Thu, 20 Jun 2024 17:31:08"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240620
Only TIME
17:31:08
General datetime
2024-06-20 17:31:08Z
For Database
2024-06-20 17:31:08
For HTTP1.1
Thu, 20 Jun 2024 17:31:08 GMT