Hello,
i've this warning showing for sometime now and my server crashes every 1-6hours, not sure if this warning is the reason or something related to mysql or php or apache configuration.
mysqld: 140131 0:07:13 [Warning] Statement may not be safe to log in statement format. Statement: DELETE FROM
wp_optionsWHERE
option_nameLIKE 'jetpack\\_nonce\\_%' AND CAST(
option_valueAS UNSIGNED ) < 1391119633 LIMIT 100