INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5cf632cfb6a2cf3d439b20d520a349ad23623b57c1d6b5b726cd560644161dce', 
    'u5z2ayGboduj4s4bQS3r8ZpvA+UIoQdWH0gjupop2Lo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)