"Sun, 09 Jun 2024 20:00:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240609
Only TIME
20:00:13
General datetime
2024-06-09 20:00:13Z
For Database
2024-06-09 20:00:13
For HTTP1.1
Sun, 09 Jun 2024 20:00:13 GMT