INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51bc2e06048a3896e601e7e4b913103c60d79449894e5f2ee00f9d898e93c893', 
    'eZ3JYi2szDXAdv9D2C2u3LgqHoBIwUkvkI54TR7boCU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)