"Wed, 01 Jan 2025 03:00:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250101
Only TIME
03:00:00
General datetime
2025-01-01 03:00:00Z
For Database
2025-01-01 03:00:00
For HTTP1.1
Wed, 01 Jan 2025 03:00:00 GMT