"Thu, 20 Feb 2025 14:55:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250220
Only TIME
14:55:11
General datetime
2025-02-20 14:55:11Z
For Database
2025-02-20 14:55:11
For HTTP1.1
Thu, 20 Feb 2025 14:55:11 GMT