phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c12c809d4e73afa965885c705662615b' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c12c809d4e73afa965885c705662615b', -1, 1715589240, 1715589240, '031633f1', -4, 0, 0)

Line : 187
File : sessions.php