phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a407a15202f9fb52da19bd7e4b1137a4' 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 ('a407a15202f9fb52da19bd7e4b1137a4', -1, 1715557138, 1715557138, 'c0a80201', 24, 0, 0)

Line : 187
File : sessions.php