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 ('254f2599ee2b97b2a6bb41d6ef3a8cba', -1, 1737484703, 1737484703, '038f0735', 10, 0, 0)

Line : 187
File : sessions.php