phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a1f97ad6285b98a72470c3d183f2ccd3' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a1f97ad6285b98a72470c3d183f2ccd3', -1, 1715101759, 1715101759, 'c0a80201', -9, 0, 0)

Line : 187
File : sessions.php