"Sat, 08 Feb 2025 12:50:51"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250208
Only TIME
12:50:51
General datetime
2025-02-08 12:50:51Z
For Database
2025-02-08 12:50:51
For HTTP1.1
Sat, 08 Feb 2025 12:50:51 GMT