"Sun, 28 Jul 2024 14:30:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240728
Only TIME
14:30:12
General datetime
2024-07-28 14:30:12Z
For Database
2024-07-28 14:30:12
For HTTP1.1
Sun, 28 Jul 2024 14:30:12 GMT