phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ab1f18f42661c7d3da642b4a8d7f1a4e' 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 ('ab1f18f42661c7d3da642b4a8d7f1a4e', -1, 1714893087, 1714893087, 'c0a80201', -4, 0, 0)

Line : 187
File : sessions.php