INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b8ee76a40bf8003c6b267e3600cf87da817d9a6729992cbdffc8d15f59bece44', 
    'XQz1308GVpPX6VZpA6oZjnWTnSaMYeSBlJFQZ40gNPs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)