"Wed, 04 Jun 2025 14:45:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250604
Only TIME
14:45:10
General datetime
2025-06-04 14:45:10Z
For Database
2025-06-04 14:45:10
For HTTP1.1
Wed, 04 Jun 2025 14:45:10 GMT