"Tue, 01 Jul 2025 14:45:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250701
Only TIME
14:45:00
General datetime
2025-07-01 14:45:00Z
For Database
2025-07-01 14:45:00
For HTTP1.1
Tue, 01 Jul 2025 14:45:00 GMT