phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a915c7c566f35b3a172d126db800f1a2' 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 ('a915c7c566f35b3a172d126db800f1a2', -1, 1713509189, 1713509189, '0389dc78', -10, 0, 0)

Line : 187
File : sessions.php