"Sat, 11 Jan 2025 11:26:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250111
Only TIME
11:26:36
General datetime
2025-01-11 11:26:36Z
For Database
2025-01-11 11:26:36
For HTTP1.1
Sat, 11 Jan 2025 11:26:36 GMT