"Thu, 16 Jan 2025 20:38:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250116
Only TIME
20:38:56
General datetime
2025-01-16 20:38:56Z
For Database
2025-01-16 20:38:56
For HTTP1.1
Thu, 16 Jan 2025 20:38:56 GMT