INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81de36083369d83bc8112449590e4ed15ed6263b1854e25d863495b1c2f0bbb0', 
    'T7AxjbJsXGZUdpRrhwejOeXslXZueHv9//rMl67kPuk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)