"Sun, 09 Feb 2025 13:42:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250209
Only TIME
13:42:50
General datetime
2025-02-09 13:42:50Z
For Database
2025-02-09 13:42:50
For HTTP1.1
Sun, 09 Feb 2025 13:42:50 GMT