phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6922a31dbe8eee7ddb2f4a9ef442f696' 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 ('6922a31dbe8eee7ddb2f4a9ef442f696', -1, 1769690420, 1769690420, 'd849d8d0', -4, 0, 0)

Line : 187
File : sessions.php