phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e677407ae9ff2b2339953a41301ae9bb' 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 ('e677407ae9ff2b2339953a41301ae9bb', -1, 1770151598, 1770151598, 'd849d8a2', -4, 0, 0)

Line : 187
File : sessions.php