"Sun, 17 Mar 2024 16:08:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240317
Only TIME
16:08:12
General datetime
2024-03-17 16:08:12Z
For Database
2024-03-17 16:08:12
For HTTP1.1
Sun, 17 Mar 2024 16:08:12 GMT