phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'defbff1475d2eb8494d3e4b4e2c3f37d' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('defbff1475d2eb8494d3e4b4e2c3f37d', -1, 1713929822, 1713929822, '0d3a97e7', -1, 0, 0)

Line : 187
File : sessions.php