INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8eb329b21318ee230ad3948847f1e217878d44a025bbea04283b0085a8451cf', 
    'iaOLAtvmsqa/BIjnFCnAxh4wJ7h1IQdOJmEn6D3ISRs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)