INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8e9dea39ac2c1cee210c3c22665bb31bda00f6efb7c9b2720130d98000c3902d', 
    'U5tFOGDllwTKajm33aoq3GgEGGe5fuIBc+9t8Q78/RI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)