phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ded5cf6a078b7c8881fffbcc769767dd' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ded5cf6a078b7c8881fffbcc769767dd', -1, 1715193759, 1715193759, 'c0a80201', 31, 0, 0)

Line : 187
File : sessions.php