INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '557f6b38c7385b4df12e1752563b3fcf23a576ef9f5742764741282265184342', 
    'V5BuIklj6v3wxcLllu1EFseXZ6qk5S2XbtA28cnnAoo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)