"Tue, 18 Feb 2025 03:37:28"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250218
Only TIME
03:37:28
General datetime
2025-02-18 03:37:28Z
For Database
2025-02-18 03:37:28
For HTTP1.1
Tue, 18 Feb 2025 03:37:28 GMT