"Sun, 23 Jun 2024 20:05:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240623
Only TIME
20:05:50
General datetime
2024-06-23 20:05:50Z
For Database
2024-06-23 20:05:50
For HTTP1.1
Sun, 23 Jun 2024 20:05:50 GMT