phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '97cce88bf7457ac52b6ca7e36b1491fd' 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 ('97cce88bf7457ac52b6ca7e36b1491fd', -1, 1714854000, 1714854000, '340e79f2', 17, 0, 0)

Line : 187
File : sessions.php