"Sun, 05 Jan 2025 21:56:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250105
Only TIME
21:56:02
General datetime
2025-01-05 21:56:02Z
For Database
2025-01-05 21:56:02
For HTTP1.1
Sun, 05 Jan 2025 21:56:02 GMT