phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '51c31cc3d5218ae85c420140218c59d2' 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 ('51c31cc3d5218ae85c420140218c59d2', -1, 1751794773, 1751794773, 'd849d8dd', -9, 0, 0)

Line : 215
File : sessions.php