INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd845e9639c817cad06c13c505bec7e4c29673af3f9521c762b1aeb932c8976d4', 
    'Q7tSnNk6BxCmzKlZlHtPF0vGFBWDMrp3xpeTtVXvn2M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)