phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'dba2e48ae8ca9445708f2b9c0d42aebe' 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 ('dba2e48ae8ca9445708f2b9c0d42aebe', -1, 1770908740, 1770908740, 'd849d88f', -4, 0, 0)

Line : 187
File : sessions.php