INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '527209c9bc29b03af55fbb3f137edb777b82887390f36d6c58eed600c6651213', 
    '0xErHUt45wIoG1gFiYZsT/F13aGE/qNhHCc1wCXyFdo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)