INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a7da83cb8a121cb8260224e34ba0cb614c8621b569c1f09033199b26ba637de1', 
    'h7IOgDLKZhvVAFmFQiNBJc7PVDh/dZ917V0E2JRXAyc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)