phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c1604c8e0d204aff8ff76dbb356b78c3' 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 ('c1604c8e0d204aff8ff76dbb356b78c3', -1, 1714197474, 1714197474, '12759926', -2, 0, 0)

Line : 187
File : sessions.php