phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e77b7aeeb7c7183e1583e05026a0e1d5' for key 'phpbb_sessioni.PRIMARY'

INSERT INTO phpbb_sessioni (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('e77b7aeeb7c7183e1583e05026a0e1d5', -1, 1781221390, 1781221390, 'd849d8ce', 1, 0, 0)

Line : 187
File : sessions.php