"Tue, 21 Jan 2025 05:22:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250121
Only TIME
05:22:55
General datetime
2025-01-21 05:22:55Z
For Database
2025-01-21 05:22:55
For HTTP1.1
Tue, 21 Jan 2025 05:22:55 GMT