phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '51a893c2c5a9cbc751b4e576aae4d520' 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 ('51a893c2c5a9cbc751b4e576aae4d520', -1, 1715131687, 1715131687, 'c0a80201', 18, 0, 0)

Line : 187
File : sessions.php