phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'fd5f1f417b97946bdd3b746a9b9ddede' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('fd5f1f417b97946bdd3b746a9b9ddede', -1, 1762350593, 1762350593, 'd849d87e', 1, 0, 0)

Line : 187
File : sessions.php