INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4a4f39dce4a84c52a922d311f12bce74ada14462ba216436f5372838fd51eb56', 
    'MgL4jOUY8vgsFL1ItkPlO+i0iqPH1frl6KAhz7lpFN4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)