INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '652a11dca0d47f290716164f020c6b8ebe10b31b09a40bf09db3bed1ae9cd944', 
    '8ayzN4xIddLSk325sSRW+f7nuz5nIltm5gGnGw6maWc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)