"Sun, 12 Jan 2025 16:25:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250112
Only TIME
16:25:19
General datetime
2025-01-12 16:25:19Z
For Database
2025-01-12 16:25:19
For HTTP1.1
Sun, 12 Jan 2025 16:25:19 GMT