INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6416e4f8ddcb74ac1b13bb90938761c94123a1fa62e85284f537655346f51570', 
    '5d251tD+gMcpHXkuEn39XURdfYnypZpZTSO6Jg+6IqI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)