phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1b9d34cb73ba1fd60666bf7635fe788c' 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 ('1b9d34cb73ba1fd60666bf7635fe788c', -1, 1714183597, 1714183597, '038b68d6', -11, 0, 0)

Line : 187
File : sessions.php