phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : -1 ERROR: duplicate key value violates unique constraint "phpbb_session_pkey" DETAIL: Key (session_id)=(ef738e9bb523e950d9dd07b5fb8426c6) already exists.

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ef738e9bb523e950d9dd07b5fb8426c6', -1, 1714054199, 1714054199, '0380c7a2', 49, 0, 0)

Line : 187
File : sessions.php