phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ba16c3a03bd6b7d7b0e430c4637f2de0' for key 'phpbb_sessioni.PRIMARY'

INSERT INTO phpbb_sessioni (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ba16c3a03bd6b7d7b0e430c4637f2de0', -1, 1762662892, 1762662892, 'd849d86b', -9, 0, 0)

Line : 187
File : sessions.php