add maximum_lifetime

[Playsus1234]

[19:06:57 WARN] [eu.kennytv.maintenance.lib.hikari.pool.PoolBase]: HikariPool-1 - Failed to validate connection eu.kennytv.maintenance.lib.mysql.cj.jdbc.ConnectionImpl@e3992a4 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[19:06:57 WARN] [eu.kennytv.maintenance.lib.hikari.pool.PoolBase]: HikariPool-1 - Failed to validate connection eu.kennytv.maintenance.lib.mysql.cj.jdbc.ConnectionImpl@53059a7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[19:06:57 WARN] [eu.kennytv.maintenance.lib.hikari.pool.PoolBase]: HikariPool-1 - Failed to validate connection eu.kennytv.maintenance.lib.mysql.cj.jdbc.ConnectionImpl@47de5717 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[19:06:57 WARN] [eu.kennytv.maintenance.lib.hikari.pool.PoolBase]: HikariPool-1 - Failed to validate connection eu.kennytv.maintenance.lib.mysql.cj.jdbc.ConnectionImpl@76d65a35 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[19:06:57 WARN] [eu.kennytv.maintenance.lib.hikari.pool.PoolBase]: HikariPool-1 - Failed to validate connection eu.kennytv.maintenance.lib.mysql.cj.jdbc.ConnectionImpl@2f27e642 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[19:06:57 WARN] [eu.kennytv.maintenance.lib.hikari.pool.PoolBase]: HikariPool-1 - Failed to validate connection eu.kennytv.maintenance.lib.mysql.cj.jdbc.ConnectionImpl@28dd7f60 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[19:06:57 WARN] [eu.kennytv.maintenance.lib.hikari.pool.PoolBase]: HikariPool-1 - Failed to validate connection eu.kennytv.maintenance.lib.mysql.cj.jdbc.ConnectionImpl@1d8ef383 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[19:06:57 WARN] [eu.kennytv.maintenance.lib.hikari.pool.PoolBase]: HikariPool-1 - Failed to validate connection eu.kennytv.maintenance.lib.mysql.cj.jdbc.ConnectionImpl@59cd05f5 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[19:06:57 WARN] [eu.kennytv.maintenance.lib.hikari.pool.PoolBase]: HikariPool-1 - Failed to validate connection eu.kennytv.maintenance.lib.mysql.cj.jdbc.ConnectionImpl@49c8ed78 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[19:06:57 WARN] [eu.kennytv.maintenance.lib.hikari.pool.PoolBase]: HikariPool-1 - Failed to validate connection eu.kennytv.maintenance.lib.mysql.cj.jdbc.ConnectionImpl@a2dbd5e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.