INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4f0ccc13a0111b6d9cc5d97981f28b503f16a4321266df47b727350c5eecb21', 
    'UHEZvTFEIjWOup18rzy2VVPWzr17N9ANoF0wUTbmb2E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)