INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1a51a39bba699e9e1dada974c08e82168b710c138e1f432ec985ff142fbb3972', 
    'THomVQos3tz+VILZ8M6bYDU9o3b5y6Ea+uT03BYQH1E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)