phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('d23db4308402d4836e2e5e5e55e89ef8', -1, 1737597278, 1737597278, '038e8399', -9, 0, 0)

Line : 187
File : sessions.php