phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ff2978868cfac9b83bb167b2b7c7e955' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ff2978868cfac9b83bb167b2b7c7e955', -1, 1715282000, 1715282000, '12bfef7b', -8, 0, 0)

Line : 187
File : sessions.php