INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51c71628f5df02ad1fe00887f66c8680f7d6396ddf7988d47bdf2b71a6b0b841', 
    'kJ1LY33vjtm4IQ8s5NS79zGcNkz9ClWPks11fgjMml4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)