phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1632b50437ecb0b7d246a52aab5e28d5' 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 ('1632b50437ecb0b7d246a52aab5e28d5', -1, 1770313879, 1770313879, 'd849d83c', 3, 0, 0)

Line : 187
File : sessions.php