phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2a818b2c633e61d4077b755f11d0624f' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('2a818b2c633e61d4077b755f11d0624f', -1, 1490314017, 1490314017, '36d30b39', 5, 0, 0)

Line : 187
File : sessions.php