WordPress database error: [Illegal mix of collations (utf8mb4_unicode_ci,IMPLICIT) and (utf8mb4_unicode_520_ci,IMPLICIT) for operation '=']
( SELECT 0 AS is_personal, 1 AS is_ip, status, country_code, network, mask FROM wpzf_spbc_firewall_data_v4 WHERE network IN (1241513984,1241776128,1241907200,1241972736,1242005504,1242021888,1242030080,1242030592,1242030848,1242030880,1242030896,1242030897) AND network = 1242030897 & mask AND country_code = "0" ) UNION ( SELECT 1 AS is_personal, 1 AS is_ip, status, 0 AS country_code, network, mask FROM wpzf_spbc_firewall__personal_ips_v4 WHERE network IN (1241513984,1241776128,1241907200,1241972736,1242005504,1242021888,1242030080,1242030592,1242030848,1242030880,1242030896,1242030897) AND network = 1242030897 & mask ) UNION ( SELECT 1 AS is_personal, 0 AS is_ip, tbl_private.status, country_code, network, mask FROM wpzf_spbc_firewall__personal_countries AS tbl_private RIGHT JOIN wpzf_spbc_firewall_data_v4 AS tbl_common USING(country_code) WHERE network IN (1241513984,1241776128,1241907200,1241972736,1242005504,1242021888,1242030080,1242030592,1242030848,1242030880,1242030896,1242030897) AND network = 1242030897 & mask AND tbl_private.status IS NOT NULL AND 37867 <> 0 )