"Sat, 01 Feb 2025 19:25:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250201
Only TIME
19:25:44
General datetime
2025-02-01 19:25:44Z
For Database
2025-02-01 19:25:44
For HTTP1.1
Sat, 01 Feb 2025 19:25:44 GMT