phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c1462923c4dca788f861339b7ffa883e' 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 ('c1462923c4dca788f861339b7ffa883e', -1, 1770469288, 1770469288, 'd849d88f', -4, 0, 0)

Line : 187
File : sessions.php