INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '398d543fa2bd75d74b9d75feb509f0f9eab96c176603e52d14e06f194c2d5c82', 
    'uVJ3I2H4vZoYEie+BKy2EaBupZ4Z06/jLdlS1Ak3FFg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)