phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c31be7b5505dac44a1acdee9ea66ae31' 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 ('c31be7b5505dac44a1acdee9ea66ae31', -1, 1714027552, 1714027552, '0391177b', -4, 0, 0)

Line : 187
File : sessions.php