INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '474cbeb6dbf07ff0501151d09442f86a6a9b020b4509192700c2debd2a82db4c', 
    '+egcMfTfLcapIqOELp+R7FGvKMGLnbhW0d411pMmTjc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)