"Sat, 11 Jan 2025 18:59:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250111
Only TIME
18:59:03
General datetime
2025-01-11 18:59:03Z
For Database
2025-01-11 18:59:03
For HTTP1.1
Sat, 11 Jan 2025 18:59:03 GMT