phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ec43ca5558a955449c3c8ad65c28fa70' 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 ('ec43ca5558a955449c3c8ad65c28fa70', -1, 1770331494, 1770331494, 'd849d88f', -4, 0, 0)

Line : 187
File : sessions.php