phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '5e721db6f0a5332f34111a2b687747cd' 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 ('5e721db6f0a5332f34111a2b687747cd', -1, 1775758762, 1775758762, 'd849d895', -2, 0, 0)

Line : 187
File : sessions.php