INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'fe76c3c4cbbe261689ef4b653ccdcb3a4c740ecef6c9ad3a788c7ae4ffa7854d', 
    'puCm7zrIwD4gTlHPTaaYtO+YC6FwWUw0LDOGBourYEQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)