INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e517c419d39da2f0e08e35f6617643b8f672720449e6525d829e5a18bdb61aa1', 
    'Z0rGDnjTOL9hWWqXGDwwW5zh0ErKgMXjIMl+yQ0TX/I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)