INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c15bc07a5761616512367dfd97bdf07a3941fe77d4bc2c210e4e9c57d258e5ef', 
    'V3x7JoYrPuo8tBItttBliMgDS4oIRsVGNtvzKNOhNAw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00052

Result

int(1)