phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2a545b501e0c6ab1edeec8f557e6bcd2' 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 ('2a545b501e0c6ab1edeec8f557e6bcd2', -1, 1741081976, 1741081976, '12dd9c42', 0, 0, 0)

Line : 187
File : sessions.php