phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '815b1857f61e2e38a75c1a965f925b79' 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 ('815b1857f61e2e38a75c1a965f925b79', -1, 1715027814, 1715027814, 'c0a80201', 19, 0, 0)

Line : 187
File : sessions.php