INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'eb3827ff96267d9828b775c4c327b3e15e773f326d523003fda7f48e0dea0830', 
    '7Rqs1g8itwoiBjsfDUWc99y8DCz7jb3ukyZO0MbB1wI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)