phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '00ec4cb5c7b8e1ac2681ba58d6190e70' 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 ('00ec4cb5c7b8e1ac2681ba58d6190e70', -1, 1770115941, 1770115941, 'd849d8a2', -4, 0, 0)

Line : 187
File : sessions.php