phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4ded78ac1e709eb3fb004822d21bfafc' 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 ('4ded78ac1e709eb3fb004822d21bfafc', -1, 1734921949, 1734921949, '0316441d', 6, 0, 0)

Line : 187
File : sessions.php