"Thu, 20 Feb 2025 05:35:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250220
Only TIME
05:35:20
General datetime
2025-02-20 05:35:20Z
For Database
2025-02-20 05:35:20
For HTTP1.1
Thu, 20 Feb 2025 05:35:20 GMT