"Sun, 11 Aug 2024 13:33:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240811
Only TIME
13:33:18
General datetime
2024-08-11 13:33:18Z
For Database
2024-08-11 13:33:18
For HTTP1.1
Sun, 11 Aug 2024 13:33:18 GMT