"Tue, 18 Feb 2025 01:38:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250218
Only TIME
01:38:20
General datetime
2025-02-18 01:38:20Z
For Database
2025-02-18 01:38:20
For HTTP1.1
Tue, 18 Feb 2025 01:38:20 GMT