INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b5351d44accbcec65ea3dce288ba2831e647468c649a4915b9e7d7a47f7f4951', 
    'y/V3SgJx8pAxdmF7Eftj2Zy3iPEcgQbnpnTbv5/vz9s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)