INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76e86a4e7cddc8864282c77cac39f014c55a15e9328ef8987993268afc0767f2', 
    'RQC7UoMtwrVlhqZJVRTHufUWbdgXjZa0UF1EFBecqRo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00060

Result

int(1)