INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8734b2e911dac81894a0678ba8111c18f0794c0879f8abdaa2115edcd3e6d374', 
    'i9tNQRn1t+73txSkm83J6elE8xHpJrYDOokMTSL0MvM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)