"Sun, 11 Aug 2024 09:25:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240811
Only TIME
09:25:15
General datetime
2024-08-11 09:25:15Z
For Database
2024-08-11 09:25:15
For HTTP1.1
Sun, 11 Aug 2024 09:25:15 GMT