INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4a51c4dbc360860a58f7bc8c2aa06fb4315a008962cc5dfe700e7a1f9c6d4c1', 
    'peaQaIKJLBb6lbqNUlFu0DLtJSTM0Qe/mNPdex5O8tI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)