INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '751de2d2be573b26c05659fad4e3bf069e3de32a76e0fa2d2dd940699f1b0503', 
    'YmOcdXrEl+RYsyS1O1ACKzS6+VXhjJQK2VmLWRNv3XA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)