phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2786c4a8fb43b32b8a66026633d36d7c' 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 ('2786c4a8fb43b32b8a66026633d36d7c', -1, 1714229508, 1714229508, '0315e7f5', 17, 0, 0)

Line : 187
File : sessions.php