INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '810df9599a64a41bf503a5021c32aedf384d6dc9e5cf77e99055fc5eecb978aa', 
    'UwTR2OFVSQ5JDoFyfm/Bd6vMTadBE03Pu36OtpuEW+M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)