INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4593b15388c5d52435cde068f65877d4da047bad6060afeee28be31bef7f873b', 
    'EmCfD4h9aAOOu29s3N05KXi/tDE5elJLTLKcX+aQQYI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)