phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6735b356c438a6957c86db89d45aed21' 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 ('6735b356c438a6957c86db89d45aed21', -1, 1715156834, 1715156834, 'c0a80201', 0, 0, 0)

Line : 187
File : sessions.php