phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9b8f7114b6c30970384b813e586abe52' 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 ('9b8f7114b6c30970384b813e586abe52', -1, 1765851756, 1765851756, 'd849d836', -4, 0, 0)

Line : 187
File : sessions.php