phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'da96442ab8777d6ef9df34e25c5c1b95' 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 ('da96442ab8777d6ef9df34e25c5c1b95', -1, 1766841597, 1766841597, 'd849d819', -9, 0, 0)

Line : 187
File : sessions.php